Muzzle brake



1. Muzzle brake

1.1 is a front perspective view of the muzzle brake showing our new design;

1.2 is a right side elevation view thereof;

1.3 is a left side elevation view thereof;

1.4 is a top plan view thereof;

1.5 is a bottom plan view thereof;

1.6 is a front elevation view thereof; and

1.7 is a rear elevation view thereof. 

CLAIM The ornamental design for a muzzle brake, as shown and described. 